On 01/10/2017 05:24 AM, Theodore Ts'o wrote: > This may be an area where if we can create the right framework, and > fund some research work, we might be able to get some researchers and > their graduate students interested in doing some work in figuring out > what sort of divisions of responsibilities and hints back and forth > between the storage device and host have the most benefit. > That is a good idea. There is a couple of papers at FAST with Open-Channel SSDs this year. They look into the interface and various ways to reduce latency fluctuations. One thing I've heard a couple of times is the feature to move the GC read/write process into the firmware. Enabling the host to offload GC data movement, while the keeping the host in control. Would this be beneficial for SMR? -Matias -- To unsubscribe from this list: send the line "unsubscribe linux-block" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html